99999...99999 (47253-digits)

This number is a prime.

Just showing those entries submitted by 'Rivera': (Click here to show all)

The largest known emirp as of March 27, 2026 is Serge Batalov's 10⁴⁷²⁵³ - 22*10²¹⁶⁰⁷ - 1. Its reverse is 10⁴⁷²⁵³ - 22*10²⁵⁶⁴⁴ - 1. [Rivera]